Natural Disaster

a situation in which a lot of water covers an area that is usually dry, especially when a river becomes too full

a violent storm with very strong winds

a storm that has thunder (= loud noise) and lightning (= sudden flashes of light in the sky)

a large amount of snow that falls down the side of a mountain

a long period when there is no rain and people do not have enough water

a movement of rocks and soil down a mountain or hill

a hole in the ground from which hot water and steam come out

a sudden violent movement of the earth's surface, sometimes causing great damage

an extremely large wave caused by a violent movement of the earth under the sea

a strong, dangerous wind that forms itself into an upside-down spinning cone and is able to destroy buildings as it moves across the ground